121684080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{72431}}^1$

素因数の和:72454

約数の個数: 80

約数和(自身を含む): 431115264

約数和(自身を除く): 309431184

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 72431, 144862, 217293, 289724, 362155, 434586, 507017, 579448, 724310, 869172, 1014034, 1086465, 1158896, 1448620, 1521051, 1738344, 2028068, 2172930, 2535085, 2897240, 3042102, 3476688, 4056136, 4345860, 5070170, 5794480, 6084204, 7605255, 8112272, 8691720, 10140340, 12168408, 15210510, 17383440, 20280680, 24336816, 30421020, 40561360, 60842040, 121684080]

約数ペア:

[(1, 121684080), (2, 60842040), (3, 40561360), (4, 30421020), (5, 24336816), (6, 20280680), (7, 17383440), (8, 15210510), (10, 12168408), (12, 10140340), (14, 8691720), (15, 8112272), (16, 7605255), (20, 6084204), (21, 5794480), (24, 5070170), (28, 4345860), (30, 4056136), (35, 3476688), (40, 3042102), (42, 2897240), (48, 2535085), (56, 2172930), (60, 2028068), (70, 1738344), (80, 1521051), (84, 1448620), (105, 1158896), (112, 1086465), (120, 1014034), (140, 869172), (168, 724310), (210, 579448), (240, 507017), (280, 434586), (336, 362155), (420, 289724), (560, 217293), (840, 144862), (1680, 72431)]